American Express Launches Amex Passport with Blockchain-Based Stamps on Base

What if your travel adventures could be captured forever in a digital passport that never fades? American Express is making that a reality with the launch of Amex Passport, a groundbreaking feature offering blockchain-based passport stamps built on Base.

American Express Launches Amex Passport
American Express Launches Amex Passport

Unveiled on September 15, 2025, this innovation lets cardholders turn their journeys into customizable NFTs, blending nostalgia for traditional passport stamps with the security of blockchain technology. As physical stamps become relics of the past, Amex Passport steps in to digitize those cherished mementos, sparking excitement among tech-savvy travelers.

How Amex Passport Works

Amex Passport transforms routine card usage into digital treasures. When U.S. consumer cardholders pay with their American Express card at international spots, a unique blockchain-based passport stamp is automatically created as an ERC-721 NFT on Base, the Ethereum Layer-2 network from Coinbase.

This setup keeps things efficient with low fees and high scalability, without users needing to handle crypto wallets directly. Amex manages it all behind the scenes.

These stamps aren’t mere collectibles; they’re personalized records of your trips. Users can edit them to include photos, notes on landmarks, or favorite experiences, all stored immutably on the blockchain.

To get started, Amex retroactively adds stamps for bookings from the last two years, building an instant collection. Importantly, these blockchain-based passport stamps on Base are non-transferable and non-monetary, emphasizing emotional value over trading.

Key Features of Amex Passport

Dive into what sets Amex Passport apart with these standout elements:

American Express launches blockchain-based passport stamps built on Base
American Express launches blockchain-based passport stamps built on Base
  • Personalization Tools: Customize your blockchain-based passport stamps with images, descriptions of local cuisine, or activity highlights for a truly unique touch.
  • App Integration: Access it seamlessly in the existing American Express mobile app via Account > Settings > Try New Features, no extra downloads needed, though a dedicated travel app arrives on September 18, 2025.
  • Easy Sharing: Post your stamps on platforms like Instagram or X to share travel stories effortlessly.
  • Privacy Focus: Sensitive details stay off the blockchain, ensuring secure, private memories.
  • Sentimental Appeal: Revive the joy of physical stamps in a digital format, perfect for reliving and inspiring future trips.
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Limited to U.S. consumer cards for now, Amex Passport hints at future expansions based on user feedback.

Why Amex Passport Matters in the Blockchain Era

This launch aligns with the rising demand for digital travel keepsakes. Amex surveys show 73% of travelers want innovative commemoration methods, and 56% miss old-school stamps. Luke Gebb, EVP of Amex Digital Labs, notes it helps cardholders “relive their favorite journeys.”

Built on Base, it builds on Amex’s Web3 ventures, like Bitcoin rewards, signaling blockchain’s role in everyday loyalty programs.

As travel surges, Amex Passport could redefine how we preserve memories, fostering deeper brand connections.

Curious about more blockchain innovations like Amex Passport on Base? Follow our MevX blog for the latest tech and travel insights now!



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